264 



TRANSACTIONS OF THE 



Comparative Winter Weather in Sacramento, prom 1877-78 to 1887-88. 



This table of winter comparisons shows the average, highest, lowest, and 

 range of barometer; average, highest, lowest, and range of temperature; 

 the average relative humidity, and the average dew point; total rainfall; 

 prevailing wind; total and maximum velocity, with the direction of wind 

 at the time of maximum velocity; total number of clear, fair, cloudy, and 

 foggy days, and total number of days rain fell; number of snow storms; 

 solar and lunar halos; light and killing frosts; number of days the tem- 

 perature was below 32°; and the highest, lowest, and monthly range of water 

 in the river during each winter: 



Winter of : 



Average barometer 



Highest barometer 



Lowest barometer 



Range of barometer 



Average temperature 



Highest temperature 



Lowest temperature 



Range of temperature 



Average humidity 



Average dew point 



Prevailing wind 



Total precipitation 



Total velocity of wind 



Maximum velocity of wind 



Direction at time of maxi- 

 mum velocity 



Clear days 



Fair days : 



Cloudy days 



Foggy days 



Days rain fell 



Snow storms 



Solar halos 



Lunar halos 



Number of light frosts 



Number of killing frosts 



Number of days minimum 



temperature below 32° 



Highest river 



Lowest river 



Range of river 



30.00 

 30.38 

 29.46 

 0.92 

 49.9 

 67.0 

 27.0 

 40.0 

 77.1 



30.12 

 30.51 

 29.77 

 0.74 

 49.2 

 73.5 

 23.5 

 50.0 

 68.3 



30.16 

 30.68 

 29.47 

 1.21 

 44.5 

 64.0 

 25.0 

 39.0 

 77.2 



30.12 

 30.46 

 29.48 

 0.98 

 51.0 

 67.0 

 35.0 

 32.0 

 84.0 



S.E. 



18.74 



13.452 



36 



S.E. 

 26 

 28 

 36 





 39 















9 

 12 



5 



25.9 



7.3 



18.6 



N. 



7.53 



12.650 



33 



N. 

 44 

 31 

 15 





 23 



1 









 15 

 26 



17 



20.0 



5.6 



14.4 



S.E. 



6.88 



13.735 



39 



S. 

 39 

 17 

 35 



6 

 29 



1 



11 

 17 



17 



17.5 



11.3 



6.2 



S.E. 



23.01 



16.092 



40 



S.E. 

 14 

 26 

 50 



6 

 46 







1 



2 

 11 











26.6 



7.6 



19.0 



30.17 

 30.52 

 29.75 



0.77 

 45.9 

 62.8 

 29.0 

 33.8 

 76.4 

 38.1 



N. 



7.56 



14.611 



32 



N. 

 46 

 26 

 18 



5 

 30 



2 



3 



1 



27 

 11 



5 



17.0 



7.7 



9.3 



30.19 

 30.74 

 29.68 



1.06 

 45.4 

 71.7 

 22.0 

 49.7 

 77.9 

 38.2 

 S.E. 



4.47 

 11.131 



36 



N.W. 

 52 

 30 



8 



4 

 16 



3 









 19 

 28 



23 



12.2 



8.1 



4.1 



30.15 

 30.63 

 29.50 



1.13 

 47.4 

 75.0 

 19.0 

 56.0 

 76.6 

 39.8 

 S.E. 



7.47 



13.944 



40 



S.E. 

 44 

 32 

 15 





 33 



3 



1 







5 

 24 



15 



20.0 



7.5 



12.5 



